| Autopista Barcelona-Montmeló | |
| Route information | |
| Length: | 15 km (9 mi) |
| Major junctions | |
| From: | Barcelona |
| To: | Montmeló |
| Highway system | |
| Primary highways in Catalonia | |
The Autopista C-33 is a highway in Catalonia.
It connects the Autopista AP-7 north of Barcelona to the City Centre and the Autovía C-17.
For the 1992 Summer Olympics when the highway was known as A-17, it was used as part of the road team time trial cycling event that started and ended at the Circuit de Catalunya.